EVAP System Flow During Non-Purge Conditions *

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Trouble Ticket Help Requests for DTC P1441

Help Request

Posted

1998 Isuzu Trooper S 3.5L MIL Lamp onVIN: JACDJ58X6WP1441: EVAP Vacuum Switch Circuit High Input. ... MIL on, P1441. It looks like it
is an open and shut case. The purge valve has already been
replaced to no effect, and there is a TSB out #SB00-02-S002
for updated fuel level sensor and PCM calibration to fix
false P1441 codes.
We installed the replacement...

1998 Isuzu Trooper S 3.5L MIL Lamp onVIN: JACDJ58X6WP1441: EVAP Vacuum Switch Circuit High Input. ... MIL on, P1441. It looks like it
is an open and shut case. The purge valve has already been
replaced to no effect, and there is a TSB out #SB00-02-S002
for updated fuel level sensor and PCM calibration to fix
false P1441 codes.
We installed the replacement...